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Surface flip on upload

This commit is contained in:
Jannik Vogel 2015-07-12 02:28:38 +02:00
parent a50409ef19
commit 1040e2605b
1 changed files with 30 additions and 3 deletions
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33
hw/xbox/nv2a.c
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@ -2889,13 +2889,27 @@ static void pgraph_update_surface(NV2AState *d,
glGenTextures(1, &pg->gl_color_buffer);
glBindTexture(GL_TEXTURE_2D, pg->gl_color_buffer);
#if 0 // Removed with flipped_buf
glPixelStorei(GL_UNPACK_ROW_LENGTH,
pg->surface_color.pitch / f.bytes_per_pixel);
#endif
uint8_t* flipped_buf = g_malloc(width * height * f.bytes_per_pixel);
unsigned int irow;
for (irow = 0; irow < height; irow++) {
memcpy(&flipped_buf[width * (height - irow - 1) * f.bytes_per_pixel], &buf[pg->surface_color.pitch * irow], width * f.bytes_per_pixel);
}
glTexImage2D(GL_TEXTURE_2D, 0, f.gl_internal_format,
width, height, 0,
f.gl_format, f.gl_type,
buf);
flipped_buf);
g_free(flipped_buf);
#if 0
glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
#endif
glFramebufferTexture2D(GL_FRAMEBUFFER,
GL_COLOR_ATTACHMENT0,
@ -3070,14 +3084,27 @@ static void pgraph_update_surface(NV2AState *d,
glGenTextures(1, &pg->gl_zeta_buffer);
glBindTexture(GL_TEXTURE_2D, pg->gl_zeta_buffer);
#if 0
glPixelStorei(GL_UNPACK_ROW_LENGTH,
pg->surface_zeta.pitch / bytes_per_pixel);
#endif
uint8_t* flipped_buf = g_malloc(width * height * bytes_per_pixel);
unsigned int irow;
for (irow = 0; irow < height; irow++) {
memcpy(&flipped_buf[width * (height - irow - 1) * bytes_per_pixel], &buf[pg->surface_zeta.pitch * irow], width * bytes_per_pixel);
}
glTexImage2D(GL_TEXTURE_2D, 0, gl_internal_format,
width, height, 0,
gl_format, gl_type,
buf);
flipped_buf);
g_free(flipped_buf);
#if 0
glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
#endif
glFramebufferTexture2D(GL_FRAMEBUFFER,
gl_attachment,